Apply suggestions from code review

Co-authored-by: Néda <[email protected]>

Author: SamyOubouaziz

pages/generative-apis/troubleshooting/fixing-common-issues.mdx

@@ -29,11 +29,11 @@ Below are common issues that you may encounter when using Generative APIs, their
 ## 400: Bad Request - Invalid JSON body
 
 ### Cause
-- You provided a JSON body that does not follow [standard JSON structure](https://datatracker.ietf.org/doc/html/rfc8259), therefore your request cannot be analyzed.
+- You provided a JSON body that does not follow the [standard JSON structure](https://datatracker.ietf.org/doc/html/rfc8259), therefore your request cannot be analyzed.
 
 ### Solution
 - Verify the JSON body you send is valid:
-  - You can store your content in a file with `.json` extension (eg. named `file.json`), and open it with an IDE such as VSCode or Zed. Syntax errors should display if there are present.
+  - You can store your content in a file with the `.json` extension (eg. named `file.json`), and open it with an IDE such as VSCode or Zed. Syntax errors should display if there are any.
   - You can copy your content in a JSON formatter tool or linter available online, that will identify errors.
   - Usually, most common errors include: 
     - Missing or unecessary quotes `"`, `'` or commas `,`  on properties name and string values.